KR840007612A - Exhaust gas reflux control device of internal combustion engine - Google Patents

Exhaust gas reflux control device of internal combustion engine Download PDF

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Publication number
KR840007612A
KR840007612A KR1019830005774A KR830005774A KR840007612A KR 840007612 A KR840007612 A KR 840007612A KR 1019830005774 A KR1019830005774 A KR 1019830005774A KR 830005774 A KR830005774 A KR 830005774A KR 840007612 A KR840007612 A KR 840007612A
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KR
South Korea
Prior art keywords
valve
exhaust
internal combustion
combustion engine
control device
Prior art date
Application number
KR1019830005774A
Other languages
Korean (ko)
Other versions
KR900002314B1 (en
Inventor
노부아끼(외 1) 무라까미
Original Assignee
도조 데루오
미쯔비시 지도샤고교 가부시끼가이샤
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Application filed by 도조 데루오, 미쯔비시 지도샤고교 가부시끼가이샤 filed Critical 도조 데루오
Publication of KR840007612A publication Critical patent/KR840007612A/en
Application granted granted Critical
Publication of KR900002314B1 publication Critical patent/KR900002314B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/06—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding lubricant vapours
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/0077—Control of the EGR valve or actuator, e.g. duty cycle, closed loop control of position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust-Gas Circulating Devices (AREA)

Abstract

내용 없음.No content.

Description

내연기관의 배기가스 환류제어장치Exhaust gas reflux control device of internal combustion engine

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제3도는 본 발명의 한 실시예로서의 EGR제어 장치의 개략구성도.3 is a schematic configuration diagram of an EGR control apparatus as one embodiment of the present invention.

제4도는 제3도의 제어장치의 작동시의 타이밍챠트.4 is a timing chart at the time of operation of the control device of FIG.

제5도는 강제구동을 하는 본 발명 장치의 각종 타이밍 챠트.5 is various timing charts of the apparatus of the present invention forcing driving.

Claims (6)

배기가스를 흡기계에 환류키는 배기환류로와, 배기환류로에 설치된 배기환류 제어 밸브와, 배기환류 제어밸브의 개방정도를 연속적으로 변화하도록 작동시키는 밸브구동 수단과 상기 배기환류 제어밸브의 실제 개방 정도에 대응한 실제 개방 정도 신호를 발생하는 밸브 개방 정도 검출기와 내연기관의 작동조건을 검출하는 센서 및 상기 밸브구동 수단에 출력신호를 공급하는 주제어장치와 센서의 신호에 의하여 배기환류제어밸브의 개방정도의 목표치를 설정하는 목표치설정 수단과 목표치와 밸브 개방정도 검출기의 실제 개방정도의 편차량을 검출하는 비교 수단과 목표치의 급변을 검출하는 목표치 급변판정 설정 수단과 소정의 휴지시간을 설정하는 휴지시간 실정 수단 및 밸브구동 수단에 출력신호를 공급하는 펄스구동 수단을 구비하고, 펄스구동 수단은 비교수단의 편차량에 대응한 시간의 구동신호를 출력한후 휴지시간동안 다음 구동신호의 출력을 정지하고, 또한 목표치의 급변시에는 목표치 급변 판정설정 수단의 신호에 따라 새로운 편차량에 대응한 시간의 구동신호를 출력하도록 구성되어 있는 것을 특징으로 하는 내연기관의 배기 가스환류 제어장치.An exhaust reflux path for returning exhaust gas to the intake machine, an exhaust reflux control valve installed in the exhaust reflux path, valve driving means for activating the exhaust reflux control valves to continuously open, and an actual operation of the exhaust reflux control valve. A valve opening degree detector for generating an actual opening degree signal corresponding to the opening degree, a sensor for detecting an operating condition of an internal combustion engine, and a main control device for supplying an output signal to the valve driving means and a signal of the exhaust reflux control valve. Target value setting means for setting the target value of the opening degree, comparison means for detecting the amount of deviation between the actual value and the actual opening degree of the target value and the valve opening degree detector; Pulse driving means for supplying an output signal to the time realizing means and the valve driving means; The drive means outputs the drive signal of the time corresponding to the deviation amount of the comparison means, and then stops output of the next drive signal during the idle time. An exhaust gas return control device for an internal combustion engine, characterized in that it is configured to output a drive signal of a corresponding time. 제1항에 있어서, 제1의 전자 밸브를 통하여 부압원에 연통되며 또한 제2의 전자밸브를 통하여 대기에 연통된 부압실과 부압실의 부압에 옹동함과 동시에 배기환류 제어밸브가 연결된 다이어프램을 가지는 밸브 구동 수단을 구비한 것을 특징으로 하는 내연기관의 배기가스환류 제어장치.The diaphragm according to claim 1, wherein the diaphragm is connected to the negative pressure source through the first solenoid valve and is connected to the atmosphere through the second solenoid valve and to the negative pressure of the negative pressure chamber and is connected to the exhaust reflux control valve. An exhaust gas return control apparatus for an internal combustion engine, comprising a valve driving means. 제2항에 있어서, 제1의 전자밸브에는 배기환류 제어 밸브의 개방방향 구동신호를 제2의 전자밸브에는 폐쇄방향 구동신호를 출력하는 펄스구동 수단을 구비하고 있는 것을 특징으로 하는 내연기관의 배기가스환류 제어창치.3. The exhaust of an internal combustion engine according to claim 2, wherein the first solenoid valve has pulse driving means for outputting an open direction drive signal of the exhaust reflux control valve and a second solenoid valve outputting a closed direction drive signal. Gas reflux control window. 제l항에 있어서, 냉각수 온도에 따른 전기신호를 발생하는 온도 센서와, 엔진 부하에 따른 전기신호를 발생하는 부하 센서 및, 엔진 회전속도에 따른 전기신호를 발생하는 엔진 회전센서를 구비하고 있는 것을 특징으로 하는 내연기관의 배기가스 환류제어장치.The method of claim 1, further comprising a temperature sensor for generating an electrical signal according to the coolant temperature, a load sensor for generating an electrical signal according to the engine load, and an engine rotation sensor for generating an electrical signal according to the engine rotation speed. An exhaust gas reflux control device for an internal combustion engine. 제1항에 있어서, 편차량이 소정치 이하일때 펄스 구동수단의 출력신호 발생을 정지시키는 불감대 설정수단을 가지는 주 제어 장치를 구비하고 있는 것을 특징으로 하는 내연기관의 배기가스 환류제어장치.2. An exhaust gas reflux control device for an internal combustion engine according to claim 1, further comprising a main control device having a dead zone setting means for stopping the output signal generation of the pulse drive means when the deviation amount is equal to or less than a predetermined value. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019830005774A 1983-02-18 1983-12-06 Exhaust-gas recirculation system for internal combustion engine KR900002314B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP58026021A JPS59153959A (en) 1983-02-18 1983-02-18 Exhaust gas circulation control device of internal- combustion engine
JP58-26021 1983-02-18
JP????26021? 1983-02-18

Publications (2)

Publication Number Publication Date
KR840007612A true KR840007612A (en) 1984-12-08
KR900002314B1 KR900002314B1 (en) 1990-04-11

Family

ID=12182043

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019830005774A KR900002314B1 (en) 1983-02-18 1983-12-06 Exhaust-gas recirculation system for internal combustion engine

Country Status (6)

Country Link
US (1) US4534334A (en)
JP (1) JPS59153959A (en)
KR (1) KR900002314B1 (en)
DE (1) DE3405170C2 (en)
FR (1) FR2541373B1 (en)
GB (1) GB2136155B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4640257A (en) * 1984-05-01 1987-02-03 Nippondenso Co., Ltd. Engine control with exhaust gas recirculation
DE3500608A1 (en) * 1985-01-10 1986-07-10 Atlas Fahrzeugtechnik GmbH, 5980 Werdohl Mixture control for internal combustion engines
JPH0668282B2 (en) * 1986-04-18 1994-08-31 三菱自動車工業株式会社 Control device for pressure-responsive actuator
JP2550788B2 (en) * 1991-03-13 1996-11-06 三菱電機株式会社 Exhaust gas recirculation control device failure diagnosis device
US5515833A (en) * 1994-12-19 1996-05-14 Ford Motor Company Exhaust gas recirculation system with improved altitude compensation
JP3365197B2 (en) * 1996-03-21 2003-01-08 日産自動車株式会社 EGR control device for internal combustion engine
CN103913308A (en) * 2014-04-25 2014-07-09 无锡隆盛科技股份有限公司 Method for detecting response time of position feedback type EGR valve

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Publication number Priority date Publication date Assignee Title
US4244023A (en) * 1978-02-27 1981-01-06 The Bendix Corporation Microprocessor-based engine control system with acceleration enrichment control
JPS56151252A (en) * 1980-04-23 1981-11-24 Toyota Motor Corp Controlling device for recirculation of exhaust gas in diesel engine
JPS5726252A (en) * 1980-07-23 1982-02-12 Nissan Motor Co Ltd Exhaust gas recycling controller of diesel engine
JPS5744759A (en) * 1980-08-27 1982-03-13 Mazda Motor Corp Apparatus for purifying exhaust gas of fuel jet type engine
JPS5741455A (en) * 1980-08-25 1982-03-08 Mazda Motor Corp Exhaust gas returning device for engine
JPS5744760A (en) * 1980-08-27 1982-03-13 Mazda Motor Corp Exhaust gas recirculation device of engine
JPS57188753A (en) * 1981-05-08 1982-11-19 Honda Motor Co Ltd Fuel closing reference positional automatic compensator for exhaust gas recirculating valve in exhaust gas recirculating control equipment
JPS5823261A (en) * 1981-08-04 1983-02-10 Nissan Motor Co Ltd Control device of exhaust gas recirculation in internal combustion engine
JPS5882037A (en) * 1981-11-11 1983-05-17 Honda Motor Co Ltd Electronic fuel supply controller having exhaust gas recirculation control function of internal-combustion engine
DE3145527A1 (en) * 1981-11-17 1983-05-26 Robert Bosch Gmbh, 7000 Stuttgart METHOD AND DEVICE FOR CONTROLLING RECYCLED EXHAUST AMOUNTS IN INTERNAL COMBUSTION ENGINES
US4448177A (en) * 1982-11-01 1984-05-15 Honda Motor Co., Ltd. Exhaust gas recirculation control system having variable valve lift correcting speed for exhaust gas recirculation valve

Also Published As

Publication number Publication date
GB2136155A (en) 1984-09-12
US4534334A (en) 1985-08-13
FR2541373A1 (en) 1984-08-24
KR900002314B1 (en) 1990-04-11
GB2136155B (en) 1986-07-02
DE3405170A1 (en) 1984-08-23
JPH0475388B2 (en) 1992-11-30
DE3405170C2 (en) 1985-07-11
FR2541373B1 (en) 1986-10-17
GB8403707D0 (en) 1984-03-14
JPS59153959A (en) 1984-09-01

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